Home / 8,945.68-12,348.51-6,714.03

Finding the Fourth Proportional to 8,945.68, 12,348.51 and 6,714.03

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Solution

The fourth proportional to 8,945.68, 12,348.51 and 6,714.03 is: 9,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.68 : 12,348.51 = 6,714.03 : x
  2. Step 2: Convert to fraction form
    8,945.68/12,348.51 = 6,714.03/x
  3. Step 3: Cross multiply
    8,945.68x = 12,348.51 × 6,714.03
  4. Step 4: Simplify right side
    8,945.68x = 82,908,266.60
  5. Step 5: Solve for x
    x = 82,908,266.60/8,945.68
  6. Step 6: Final answer
    x = 9,267.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.